@article{1255631803, author = {Littlewood, J. E.}, title = {On the mean values of certain trigonometrical polynomials II}, journal = {Illinois J. Math.}, volume = {6}, number = {1}, year = {1962}, pages = { 1-39}, language = {en}, url = {http://dml.mathdoc.fr/item/1255631803} }
Littlewood, J. E. On the mean values of certain trigonometrical polynomials II. Illinois J. Math., Tome 6 (1962) no. 1, pp. 1-39. http://gdmltest.u-ga.fr/item/1255631803/